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Related Experiment Video

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Melatonin for preventing primary headache: A systematic review.

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Melatonin may reduce pain and analgesic use for migraines, but evidence quality is very low. More research is needed to confirm melatonin

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Area of Science:

  • Neurology
  • Pharmacology

Background:

  • Primary headaches, including migraine and cluster headache, are common neurological conditions.
  • Melatonin, a hormone regulating sleep-wake cycles, has been investigated for headache treatment.

Purpose of the Study:

  • To systematically review the effectiveness and safety of melatonin for primary headache disorders.
  • To evaluate the quality of existing clinical trials on melatonin for headaches.

Main Methods:

  • Systematic review adhering to Cochrane Handbook and PRISMA Statement guidelines.
  • Inclusion of four randomized controlled trials with a total of 351 participants.
  • Assessment of evidence quality using the GRADE approach.

Main Results:

  • Melatonin showed potential benefits in reducing pain days and analgesic consumption for migraine compared to placebo.
  • Limited evidence suggests benefits when melatonin is combined with certain other medications for migraine.
  • For cluster headaches, melatonin reduced daily analgesic consumption but did not affect attack frequency.
  • Adverse events were poorly documented across the included studies.

Conclusions:

  • Current clinical trials on melatonin for primary headaches are few and of poor methodological quality.
  • The available evidence is insufficient to recommend melatonin for clinical use in primary headache patients.
  • Further high-quality research is essential to determine the true benefits and harms of melatonin for primary headaches.